:root {
  --bg: #000000;
  --bg-deep: #050505;
  --green: #00ff41;
  --green-dim: #008f1f;
  --green-faint: #003c0e;
  --magenta: #ff00ff;
  --cyan: #00ffff;
  --text: #c8ffd0;
  --secondary: #5a8a5e;
}

* { box-sizing: border-box; margin: 0; padding: 0; }
html, body { height: 100%; }

body {
  font-family: 'VT323', ui-monospace, "Courier New", monospace;
  background: var(--bg);
  color: var(--text);
  min-height: 100vh;
  padding: 24px 14px 60px;
  display: flex;
  justify-content: center;
  overflow-x: hidden;
  position: relative;
}

.scanlines {
  position: fixed;
  inset: 0;
  pointer-events: none;
  z-index: 9000;
  background: repeating-linear-gradient(
    to bottom,
    rgba(0, 0, 0, 0) 0px,
    rgba(0, 0, 0, 0) 2px,
    rgba(0, 255, 65, 0.035) 3px,
    rgba(0, 0, 0, 0) 4px
  );
  mix-blend-mode: screen;
}
.vignette {
  position: fixed;
  inset: 0;
  pointer-events: none;
  z-index: 8999;
  background: radial-gradient(ellipse at center, transparent 55%, rgba(0, 0, 0, 0.8) 100%);
}

.terminal {
  width: 100%;
  max-width: 560px;
  border: 1px solid var(--green-dim);
  background: var(--bg-deep);
  box-shadow:
    0 0 0 1px rgba(0, 255, 65, 0.08),
    0 0 28px rgba(0, 255, 65, 0.08);
  padding: 0 0 22px;
  position: relative;
  z-index: 1;
}

.term-bar {
  display: flex;
  align-items: center;
  gap: 8px;
  padding: 8px 12px;
  background: linear-gradient(180deg, rgba(0, 255, 65, 0.08), rgba(0, 255, 65, 0.02));
  border-bottom: 1px solid var(--green-dim);
  font-size: 17px;
}
.term-bar .dot {
  width: 11px; height: 11px; border-radius: 50%;
  display: inline-block;
  box-shadow: 0 0 6px currentColor;
}
.term-bar .dot-r { background: #ff5f56; color: #ff5f56; }
.term-bar .dot-y { background: #ffbd2e; color: #ffbd2e; }
.term-bar .dot-g { background: #27c93f; color: #27c93f; }
.term-bar .term-title {
  flex: 1;
  text-align: center;
  color: var(--green-dim);
  letter-spacing: 0.06em;
}

.page-title {
  font-size: clamp(28px, 6vw, 48px);
  font-weight: 400;
  letter-spacing: 0.02em;
  line-height: 1;
  padding: 18px 22px 14px;
}
.glitch {
  color: var(--green);
  text-shadow:
    0 0 6px rgba(0, 255, 65, 0.6),
    0 0 18px rgba(0, 255, 65, 0.25);
  position: relative;
  display: inline-block;
  white-space: nowrap;
}
.glitch::before,
.glitch::after {
  content: attr(data-text);
  position: absolute;
  top: 0; left: 0;
  width: 100%;
  pointer-events: none;
  text-shadow: none;
}
.glitch::before {
  color: var(--magenta);
  transform: translate(-2px, 0);
  animation: glitch-x 3.2s infinite steps(1);
  clip-path: polygon(0 0, 100% 0, 100% 45%, 0 45%);
  opacity: 0.85;
}
.glitch::after {
  color: var(--cyan);
  transform: translate(2px, 0);
  animation: glitch-y 4.1s infinite steps(1);
  clip-path: polygon(0 55%, 100% 55%, 100% 100%, 0 100%);
  opacity: 0.7;
}
@keyframes glitch-x {
  0%, 92%, 100% { transform: translate(-2px, 0); }
  93% { transform: translate(-5px, -1px); }
  95% { transform: translate(1px, 2px); }
  97% { transform: translate(-3px, 1px); }
}
@keyframes glitch-y {
  0%, 88%, 100% { transform: translate(2px, 0); }
  89% { transform: translate(4px, 1px); }
  91% { transform: translate(-2px, -2px); }
  94% { transform: translate(3px, 0); }
}
.domain {
  color: var(--green-dim);
  font-size: 0.5em;
  letter-spacing: 0.04em;
  text-shadow: 0 0 4px rgba(0, 143, 31, 0.5);
  vertical-align: baseline;
  white-space: nowrap;
}

.canvas-wrap {
  background: #ffffff;
  margin: 0 22px;
  display: flex;
  align-items: center;
  justify-content: center;
}
#canvas {
  display: block;
  max-width: 100%;
  height: auto;
  cursor: crosshair;
}

.controls {
  display: flex;
  gap: 10px;
  align-items: center;
  flex-wrap: wrap;
  margin: 16px 22px 0;
}
input[type="color"] {
  width: 56px;
  height: 40px;
  border: 1px solid var(--green-dim);
  background: transparent;
  cursor: pointer;
  padding: 4px;
  flex-shrink: 0;
}
input[type="color"]::-webkit-color-swatch-wrapper { padding: 0; }
input[type="color"]::-webkit-color-swatch { border: none; border-radius: 2px; }
input[type="color"]::-moz-color-swatch { border: none; border-radius: 2px; }

.op {
  font: inherit;
  font-size: 20px;
  padding: 9px 16px;
  border: 1px solid var(--green-dim);
  background: transparent;
  color: var(--green);
  cursor: pointer;
  letter-spacing: 0.04em;
  transition: background 120ms ease, color 120ms ease, border-color 120ms ease, box-shadow 120ms ease;
}
.op:hover:not(:disabled) {
  background: var(--green);
  color: #000;
  border-color: var(--green);
  box-shadow: 0 0 14px rgba(0, 255, 65, 0.4);
}
.op:disabled { opacity: 0.4; cursor: not-allowed; }
.op.primary {
  border-color: var(--green);
  background: rgba(0, 255, 65, 0.06);
  margin-left: auto;
}
.op.ghost {
  color: var(--green-dim);
  border-color: var(--green-faint);
}
.op.ghost:hover {
  color: #000;
  background: var(--green-dim);
  border-color: var(--green-dim);
}

.toast {
  position: fixed;
  bottom: 24px;
  left: 50%;
  transform: translateX(-50%) translateY(80px);
  background: #000;
  color: var(--green);
  border: 1px solid var(--green);
  padding: 10px 18px;
  font-size: 19px;
  letter-spacing: 0.04em;
  transition: transform 220ms cubic-bezier(0.2, 0.9, 0.3, 1);
  pointer-events: none;
  white-space: nowrap;
  box-shadow: 0 0 22px rgba(0, 255, 65, 0.35);
  z-index: 10000;
}
.toast.show { transform: translateX(-50%) translateY(0); }

@media (prefers-reduced-motion: reduce) {
  .glitch::before, .glitch::after { animation: none; }
}